000 00353nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0021 -9924
245 _aJournal of communication Disorders
260 _aNew York
260 _bElsevier Scientific Publishing
260 _c1997
300 _a1-78p.,80-154p.,156-248p.,250-348p.,350-426p.,428-520p.
999 _c103902
_d103902